Teledyne Continental Motors, Inc.
TM
Troubleshooting
8-9.
Lubrication System
8-9.1. Oil Temperature Malfunctions
High oil temperature indication
Check engine oil level.
Service oil sump to proper
level with correct grade of
aviation engine oil.
Reinstall original gauge. Check
engine oil temperature control
valve operation.
Temporarily install a serviceable
oil temperature gauge and
recheck oil temperature
Check engine oil pressure.
NOT
OK
OK
Check oil pressure relief
valve operation.
LOW
NORMAL
Replace oil temperature
gauge.
OK
NOT
OK
Replace the engine oil
temperature control valve.
Inspect the oil cooler for flow
obstruction.
Replace oil pressure relief
valve.
NOT
OK
See “Low Oil Pressure
Indication.”
OK
NOT
OK
OK
IOF-550 Permold Series Engine Maintenance Manual
8-31
1 April 2007